Home / 47,923.07-71,888.93-12,862.49

Finding the Fourth Proportional to 47,923.07, 71,888.93 and 12,862.49

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Solution

The fourth proportional to 47,923.07, 71,888.93 and 12,862.49 is: 19,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,923.07 : 71,888.93 = 12,862.49 : x
  2. Step 2: Convert to fraction form
    47,923.07/71,888.93 = 12,862.49/x
  3. Step 3: Cross multiply
    47,923.07x = 71,888.93 × 12,862.49
  4. Step 4: Simplify right side
    47,923.07x = 924,670,219.48
  5. Step 5: Solve for x
    x = 924,670,219.48/47,923.07
  6. Step 6: Final answer
    x = 19,294.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.